The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 20, 2016
Filed:
May. 01, 2013
L'air Liquide Societe Anonyme Pour L'etude ET L'exploitation Des Procedes George, Paris, FR;
Petra Kolditz, Hamburg, DE;
Klaus Weber, Hamburg, DE;
Wolfgang Beilfuss, Hamburg, DE;
Carsten Bungenstock, Hamburg, DE;
Sabine Herweg, Norderstedt, DE;
Abstract
Antimicrobial compositions containing (i) at least one zinc compound selected from zinc salt and zinc oxide; (ii) at least one glycerine monoalkyl ether, R—O—CH—CHOH—CHO, wherein R is a branched or unbranched C-Calkyl group that can be substituted with one or more hydroxy and/or C-Calkoxy group(s) and/or the alkyl chain can be interrupted by up to four oxygen atoms; (iii) at least one antioxidant; and optionally (iv) one or more alkanediols; the weight ratio of (ii) to (iii) is at least 10:1. The compositions are used in cosmetics and pharmaceuticals and have broad anti-microbial activity, in particular against, at active contents of only about 3 wt. %.